How astronomers will find another Earth
Finding an earthlike planet, the first step toward life in the universe, is closer than you might think.
Fascinating as it would be to discover an exoplanet similar to our world, there’s a lot more to learn about when it comes to extrasolar planets.
Illustrated: Inside our home supercluster
Our Local Group of galaxies is but one small cog in the vast wheel of the Virgo supercluster.
Explore the pulsar menagerie
Astronomers are discovering many strange properties of compact stellar objects called pulsars. Here’s how they fit together.
The world of neutron stars wouldn’t be complete with its “bad boys.”
10 top autumn binocular treats
All you need to enjoy these seasonal targets is a dark sky and good binoculars.
Each picture is worth a thousand words.
How to pick a camera for astroimaging
Sky-shooting has never been easier. Stunning results may be just a click away with off-the-shelf digital SLRs.
All about the Double Cluster
Two brilliant open clusters in Perseus hold dozens of stars younger than the Sun.
Astroimager’s delight: Canon’s EOS 5D Mark II
Easy of use, tons of features, and a whopping 21 megapixels of resolution are all reasons to look at this camera.
Astronomy has kept up with the digital revolution.
This Month in Astronomy
Bob Berman’s Strange Universe
Glenn Chaple’s Observing Basics
Stephen James O’Meara’s Secret Sky
David H. Levy’s Evening Stars
The Sky this Month
The Cosmic Grid
Tony Hallas’ Imaging the Cosmos